208044915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 370137600

約数和(自身を除く): 162092685

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 107, 169, 177, 195, 295, 321, 507, 535, 767, 845, 885, 1391, 1605, 2197, 2301, 2535, 3835, 4173, 6313, 6591, 6955, 9971, 10985, 11505, 18083, 18939, 20865, 29913, 31565, 32955, 49855, 54249, 82069, 90415, 94695, 129623, 149565, 235079, 246207, 271245, 388869, 410345, 648115, 705237, 1066897, 1175395, 1231035, 1944345, 3200691, 3526185, 5334485, 13869661, 16003455, 41608983, 69348305, 208044915]

約数ペア:

[(1, 208044915), (3, 69348305), (5, 41608983), (13, 16003455), (15, 13869661), (39, 5334485), (59, 3526185), (65, 3200691), (107, 1944345), (169, 1231035), (177, 1175395), (195, 1066897), (295, 705237), (321, 648115), (507, 410345), (535, 388869), (767, 271245), (845, 246207), (885, 235079), (1391, 149565), (1605, 129623), (2197, 94695), (2301, 90415), (2535, 82069), (3835, 54249), (4173, 49855), (6313, 32955), (6591, 31565), (6955, 29913), (9971, 20865), (10985, 18939), (11505, 18083)]